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Recent Microsoft Exchange Server Security Advisories

Advisory Title Published
CVE-2021-31196 Microsoft Exchange Server Remote Code Execution Vulnerability July 13, 2021
CVE-2021-31206 Microsoft Exchange Server Remote Code Execution Vulnerability July 13, 2021
CVE-2021-34523 Microsoft Exchange Server Elevation of Privilege Vulnerability July 13, 2021
CVE-2021-34473 Microsoft Exchange Server Remote Code Execution Vulnerability July 13, 2021
CVE-2021-33768 Microsoft Exchange Server Elevation of Privilege Vulnerability July 13, 2021
CVE-2021-34470 Microsoft Exchange Server Elevation of Privilege Vulnerability July 13, 2021
CVE-2021-31195 Microsoft Exchange Server Remote Code Execution Vulnerability May 11, 2021
CVE-2021-31198 Microsoft Exchange Server Remote Code Execution Vulnerability May 11, 2021
CVE-2021-31207 Microsoft Exchange Server Security Feature Bypass Vulnerability May 11, 2021
CVE-2021-31209 Microsoft Exchange Server Spoofing Vulnerability May 11, 2021

@exchange_server Tweets

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By the Year

In 2021 there have been 24 vulnerabilities in Microsoft Exchange Server with an average score of 8.1 out of ten. Last year Exchange Server had 13 security vulnerabilities published. That is, 11 more vulnerabilities have already been reported in 2021 as compared to last year. However, the average CVE base score of the vulnerabilities in 2021 is greater by 0.52.

Year Vulnerabilities Average Score
2021 24 8.13
2020 13 7.61
2019 12 7.23
2018 16 6.58

It may take a day or so for new Exchange Server vulnerabilities to show up in the stats or in the list of recent security vulnerabilties. Additionally vulnerabilities may be tagged under a different product or component name.

Recent Microsoft Exchange Server Security Vulnerabilities

Microsoft Exchange Server Elevation of Privilege Vulnerability This CVE ID is unique

CVE-2021-34523 9.8 - Critical - July 14, 2021

Microsoft Exchange Server Elevation of Privilege Vulnerability This CVE ID is unique from CVE-2021-33768, CVE-2021-34470.

Improper Privilege Management

Microsoft Exchange Server Elevation of Privilege Vulnerability This CVE ID is unique

CVE-2021-34470 8 - High - July 14, 2021

Microsoft Exchange Server Elevation of Privilege Vulnerability This CVE ID is unique from CVE-2021-33768, CVE-2021-34523.

Improper Privilege Management

Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique

CVE-2021-34473 9.8 - Critical - July 14, 2021

Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-31196, CVE-2021-31206.

Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique

CVE-2021-31196 7.2 - High - July 14, 2021

Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-31206, CVE-2021-34473.

Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique

CVE-2021-31206 9.8 - Critical - July 14, 2021

Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-31196, CVE-2021-34473.

Microsoft Exchange Information Disclosure Vulnerability

CVE-2021-33766 7.5 - High - July 14, 2021

Microsoft Exchange Information Disclosure Vulnerability

authentification

Microsoft Exchange Server Elevation of Privilege Vulnerability This CVE ID is unique

CVE-2021-33768 8 - High - July 14, 2021

Microsoft Exchange Server Elevation of Privilege Vulnerability This CVE ID is unique from CVE-2021-34470, CVE-2021-34523.

Improper Privilege Management

Microsoft Exchange Server Security Feature Bypass Vulnerability

CVE-2021-31207 7.2 - High - May 11, 2021

Microsoft Exchange Server Security Feature Bypass Vulnerability

Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique

CVE-2021-31195 8.8 - High - May 11, 2021

Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-31198.

Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique

CVE-2021-31198 7.8 - High - May 11, 2021

Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-31195.

Command Injection

Microsoft Exchange Server Spoofing Vulnerability

CVE-2021-31209 8.1 - High - May 11, 2021

Microsoft Exchange Server Spoofing Vulnerability

Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique

CVE-2021-28483 9 - Critical - April 13, 2021

Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-28480, CVE-2021-28481, CVE-2021-28482.

Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique

CVE-2021-28482 8.8 - High - April 13, 2021

Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-28480, CVE-2021-28481, CVE-2021-28483.

Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique

CVE-2021-28481 9.8 - Critical - April 13, 2021

Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-28480, CVE-2021-28482, CVE-2021-28483.

Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique

CVE-2021-28480 9.8 - Critical - April 13, 2021

Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-28481, CVE-2021-28482, CVE-2021-28483.

Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique

CVE-2021-27078 7.2 - High - March 03, 2021

Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-26412, CVE-2021-26854, CVE-2021-26855, CVE-2021-26857, CVE-2021-26858, CVE-2021-27065.

Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique

CVE-2021-26412 7.2 - High - March 03, 2021

Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-26854, CVE-2021-26855, CVE-2021-26857, CVE-2021-26858, CVE-2021-27065, CVE-2021-27078.

Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique

CVE-2021-26854 7.2 - High - March 03, 2021

Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-26412, CVE-2021-26855, CVE-2021-26857, CVE-2021-26858, CVE-2021-27065, CVE-2021-27078.

Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique

CVE-2021-26855 9.8 - Critical - March 03, 2021

Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-26412, CVE-2021-26854, CVE-2021-26857, CVE-2021-26858, CVE-2021-27065, CVE-2021-27078.

Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique

CVE-2021-26857 7.8 - High - March 03, 2021

Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-26412, CVE-2021-26854, CVE-2021-26855, CVE-2021-26858, CVE-2021-27065, CVE-2021-27078.

Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique

CVE-2021-26858 7.8 - High - March 03, 2021

Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-26412, CVE-2021-26854, CVE-2021-26855, CVE-2021-26857, CVE-2021-27065, CVE-2021-27078.

Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique

CVE-2021-27065 7.8 - High - March 03, 2021

Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-26412, CVE-2021-26854, CVE-2021-26855, CVE-2021-26857, CVE-2021-26858, CVE-2021-27078.

Microsoft Exchange Server Spoofing Vulnerability This CVE ID is unique

CVE-2021-24085 5.5 - Medium - February 25, 2021

Microsoft Exchange Server Spoofing Vulnerability This CVE ID is unique from CVE-2021-1730.

Microsoft Exchange Server Spoofing Vulnerability This CVE ID is unique

CVE-2021-1730 5.4 - Medium - February 25, 2021

Microsoft Exchange Server Spoofing Vulnerability This CVE ID is unique from CVE-2021-24085.

Microsoft Exchange Remote Code Execution Vulnerability This CVE ID is unique

CVE-2020-17144 8.4 - High - December 10, 2020

Microsoft Exchange Remote Code Execution Vulnerability This CVE ID is unique from CVE-2020-17117, CVE-2020-17132, CVE-2020-17141, CVE-2020-17142.

Code Injection

Microsoft Exchange Information Disclosure Vulnerability

CVE-2020-17143 8.8 - High - December 10, 2020

Microsoft Exchange Information Disclosure Vulnerability

Information Disclosure

Microsoft Exchange Remote Code Execution Vulnerability This CVE ID is unique

CVE-2020-17142 9.1 - Critical - December 10, 2020

Microsoft Exchange Remote Code Execution Vulnerability This CVE ID is unique from CVE-2020-17117, CVE-2020-17132, CVE-2020-17141, CVE-2020-17144.

Code Injection

Microsoft Exchange Remote Code Execution Vulnerability This CVE ID is unique

CVE-2020-17141 8.4 - High - December 10, 2020

Microsoft Exchange Remote Code Execution Vulnerability This CVE ID is unique from CVE-2020-17117, CVE-2020-17132, CVE-2020-17142, CVE-2020-17144.

Code Injection

Microsoft Exchange Remote Code Execution Vulnerability This CVE ID is unique

CVE-2020-17132 9.1 - Critical - December 10, 2020

Microsoft Exchange Remote Code Execution Vulnerability This CVE ID is unique from CVE-2020-17117, CVE-2020-17141, CVE-2020-17142, CVE-2020-17144.

Code Injection

Microsoft Exchange Remote Code Execution Vulnerability This CVE ID is unique

CVE-2020-17117 7.2 - High - December 10, 2020

Microsoft Exchange Remote Code Execution Vulnerability This CVE ID is unique from CVE-2020-17132, CVE-2020-17141, CVE-2020-17142, CVE-2020-17144.

Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique

CVE-2020-17083 5.4 - Medium - November 11, 2020

Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2020-17084.

XSS

Microsoft Exchange Server Denial of Service Vulnerability

CVE-2020-17085 4.9 - Medium - November 11, 2020

Microsoft Exchange Server Denial of Service Vulnerability

Improper Input Validation

Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique

CVE-2020-17084 8.8 - High - November 11, 2020

Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2020-17083.

Classic Buffer Overflow

An information disclosure vulnerability exists in how Microsoft Exchange validates tokens when handling certain messages

CVE-2020-16969 6.5 - Medium - October 16, 2020

An information disclosure vulnerability exists in how Microsoft Exchange validates tokens when handling certain messages, aka 'Microsoft Exchange Information Disclosure Vulnerability'.

A cross-site-scripting (XSS) vulnerability exists when Microsoft Exchange Server does not properly sanitize a specially crafted web request to an affected Exchange server

CVE-2020-0903 5.4 - Medium - March 12, 2020

A cross-site-scripting (XSS) vulnerability exists when Microsoft Exchange Server does not properly sanitize a specially crafted web request to an affected Exchange server, aka 'Microsoft Exchange Server Spoofing Vulnerability'.

XSS

An elevation of privilege vulnerability exists in Microsoft Exchange Server

CVE-2020-0692 8.1 - High - February 11, 2020

An elevation of privilege vulnerability exists in Microsoft Exchange Server, aka 'Microsoft Exchange Server Elevation of Privilege Vulnerability'.

Improper Privilege Management

A remote code execution vulnerability exists in Microsoft Exchange software when the software fails to properly handle objects in memory

CVE-2020-0688 8.8 - High - February 11, 2020

A remote code execution vulnerability exists in Microsoft Exchange software when the software fails to properly handle objects in memory, aka 'Microsoft Exchange Memory Corruption Vulnerability'.

Marshaling, Unmarshaling

A remote code execution vulnerability exists in Microsoft Exchange through the deserialization of metadata

CVE-2019-1373 9.8 - Critical - November 12, 2019

A remote code execution vulnerability exists in Microsoft Exchange through the deserialization of metadata via PowerShell, aka 'Microsoft Exchange Remote Code Execution Vulnerability'.

Marshaling, Unmarshaling

A spoofing vulnerability exists in Microsoft Exchange Server when Outlook Web App (OWA) fails to properly handle web requests

CVE-2019-1266 6.1 - Medium - September 11, 2019

A spoofing vulnerability exists in Microsoft Exchange Server when Outlook Web App (OWA) fails to properly handle web requests, aka 'Microsoft Exchange Spoofing Vulnerability'.

XSS

A denial of service vulnerability exists in Microsoft Exchange Server software when the software fails to properly handle objects in memory

CVE-2019-1233 7.5 - High - September 11, 2019

A denial of service vulnerability exists in Microsoft Exchange Server software when the software fails to properly handle objects in memory, aka 'Microsoft Exchange Denial of Service Vulnerability'.

A cross-site-scripting (XSS) vulnerability exists when Microsoft Exchange Server does not properly sanitize a specially crafted web request to an affected Exchange server

CVE-2019-1137 5.4 - Medium - July 15, 2019

A cross-site-scripting (XSS) vulnerability exists when Microsoft Exchange Server does not properly sanitize a specially crafted web request to an affected Exchange server, aka 'Microsoft Exchange Server Spoofing Vulnerability'.

XSS

An elevation of privilege vulnerability exists in Microsoft Exchange Server

CVE-2019-1136 8.1 - High - July 15, 2019

An elevation of privilege vulnerability exists in Microsoft Exchange Server, aka 'Microsoft Exchange Server Elevation of Privilege Vulnerability'.

An information disclosure vulnerability exists when Exchange allows creation of entities with Display Names having non-printable characters

CVE-2019-1084 6.5 - Medium - July 15, 2019

An information disclosure vulnerability exists when Exchange allows creation of entities with Display Names having non-printable characters. An authenticated attacker could exploit this vulnerability by creating entities with invalid display names, which, when added to conversations, remain invisible. This security update addresses the issue by validating display names upon creation in Microsoft Exchange, and by rendering invalid display names correctly in Microsoft Outlook clients., aka 'Microsoft Exchange Information Disclosure Vulnerability'.

Information Disclosure

A spoofing vulnerability exists in Microsoft Exchange Server when Outlook Web Access (OWA) fails to properly handle web requests

CVE-2019-0858 6.1 - Medium - April 09, 2019

A spoofing vulnerability exists in Microsoft Exchange Server when Outlook Web Access (OWA) fails to properly handle web requests, aka 'Microsoft Exchange Spoofing Vulnerability'. This CVE ID is unique from CVE-2019-0817.

XSS

A spoofing vulnerability exists in Microsoft Exchange Server when Outlook Web Access (OWA) fails to properly handle web requests

CVE-2019-0817 5.4 - Medium - April 09, 2019

A spoofing vulnerability exists in Microsoft Exchange Server when Outlook Web Access (OWA) fails to properly handle web requests, aka 'Microsoft Exchange Spoofing Vulnerability'. This CVE ID is unique from CVE-2019-0858.

Data Processing Errors

An elevation of privilege vulnerability exists in Microsoft Exchange Server

CVE-2019-0724 8.1 - High - March 05, 2019

An elevation of privilege vulnerability exists in Microsoft Exchange Server, aka 'Microsoft Exchange Server Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2019-0686.

An elevation of privilege vulnerability exists in Microsoft Exchange Server

CVE-2019-0686 7.4 - High - March 05, 2019

An elevation of privilege vulnerability exists in Microsoft Exchange Server, aka 'Microsoft Exchange Server Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2019-0724.

An information disclosure vulnerability exists when the Microsoft Exchange PowerShell API grants calendar contributors more view permissions than intended

CVE-2019-0588 6.5 - Medium - January 08, 2019

An information disclosure vulnerability exists when the Microsoft Exchange PowerShell API grants calendar contributors more view permissions than intended, aka "Microsoft Exchange Information Disclosure Vulnerability." This affects Microsoft Exchange Server.

Incorrect Permission Assignment for Critical Resource

A remote code execution vulnerability exists in Microsoft Exchange software when the software fails to properly handle objects in memory

CVE-2019-0586 9.8 - Critical - January 08, 2019

A remote code execution vulnerability exists in Microsoft Exchange software when the software fails to properly handle objects in memory, aka "Microsoft Exchange Memory Corruption Vulnerability." This affects Microsoft Exchange Server.

Memory Corruption

A tampering vulnerability exists when Microsoft Exchange Server fails to properly handle profile data

CVE-2018-8604 4.3 - Medium - December 12, 2018

A tampering vulnerability exists when Microsoft Exchange Server fails to properly handle profile data, aka "Microsoft Exchange Server Tampering Vulnerability." This affects Microsoft Exchange Server.

An elevation of privilege vulnerability exists in Microsoft Exchange Server

CVE-2018-8581 7.4 - High - November 14, 2018

An elevation of privilege vulnerability exists in Microsoft Exchange Server, aka "Microsoft Exchange Server Elevation of Privilege Vulnerability." This affects Microsoft Exchange Server.

An elevation of privilege vulnerability exists when Microsoft Exchange Outlook Web Access (OWA) fails to properly handle web requests

CVE-2018-8448 5.4 - Medium - October 10, 2018

An elevation of privilege vulnerability exists when Microsoft Exchange Outlook Web Access (OWA) fails to properly handle web requests, aka "Microsoft Exchange Server Elevation of Privilege Vulnerability." This affects Microsoft Exchange Server.

XSS

A remote code execution vulnerability exists in the way Microsoft Exchange software parses specially crafted email messages

CVE-2018-8265 7.8 - High - October 10, 2018

A remote code execution vulnerability exists in the way Microsoft Exchange software parses specially crafted email messages, aka "Microsoft Exchange Remote Code Execution Vulnerability." This affects Microsoft Exchange Server.

Improper Input Validation

Rollup 18 for Microsoft Exchange Server 2010 SP3 and previous versions has an SSRF vulnerability

CVE-2018-16793 8.6 - High - September 21, 2018

Rollup 18 for Microsoft Exchange Server 2010 SP3 and previous versions has an SSRF vulnerability via the username parameter in /owa/auth/logon.aspx in the OWA (Outlook Web Access) login page.

XSPA

A tampering vulnerability exists when Microsoft Exchange Server fails to properly handle profile data

CVE-2018-8374 4.3 - Medium - August 15, 2018

A tampering vulnerability exists when Microsoft Exchange Server fails to properly handle profile data, aka "Microsoft Exchange Server Tampering Vulnerability." This affects Microsoft Exchange Server.

A remote code execution vulnerability exists in Microsoft Exchange software when the software fails to properly handle objects in memory

CVE-2018-8302 9.8 - Critical - August 15, 2018

A remote code execution vulnerability exists in Microsoft Exchange software when the software fails to properly handle objects in memory, aka "Microsoft Exchange Memory Corruption Vulnerability." This affects Microsoft Exchange Server.

Memory Corruption

An elevation of privilege vulnerability exists when Microsoft Exchange Outlook Web Access (OWA) fails to properly handle web requests

CVE-2018-8159 5.4 - Medium - May 09, 2018

An elevation of privilege vulnerability exists when Microsoft Exchange Outlook Web Access (OWA) fails to properly handle web requests, aka "Microsoft Exchange Elevation of Privilege Vulnerability." This affects Microsoft Exchange Server.

XSS

A remote code execution vulnerability exists in Microsoft Exchange software when the software fails to properly handle objects in memory

CVE-2018-8154 9.8 - Critical - May 09, 2018

A remote code execution vulnerability exists in Microsoft Exchange software when the software fails to properly handle objects in memory, aka "Microsoft Exchange Memory Corruption Vulnerability." This affects Microsoft Exchange Server. This CVE ID is unique from CVE-2018-8151.

Memory Corruption

A spoofing vulnerability exists in Microsoft Exchange Server when Outlook Web Access (OWA) fails to properly handle web requests

CVE-2018-8153 5.4 - Medium - May 09, 2018

A spoofing vulnerability exists in Microsoft Exchange Server when Outlook Web Access (OWA) fails to properly handle web requests, aka "Microsoft Exchange Spoofing Vulnerability." This affects Microsoft Exchange Server.

Authentication Bypass by Spoofing

An elevation of privilege vulnerability exists when Microsoft Exchange Outlook Web Access (OWA) fails to properly handle web requests

CVE-2018-8152 5.4 - Medium - May 09, 2018

An elevation of privilege vulnerability exists when Microsoft Exchange Outlook Web Access (OWA) fails to properly handle web requests, aka "Microsoft Exchange Server Elevation of Privilege Vulnerability." This affects Microsoft Exchange Server.

XSS

An information disclosure vulnerability exists when Microsoft Exchange improperly handles objects in memory

CVE-2018-8151 4.3 - Medium - May 09, 2018

An information disclosure vulnerability exists when Microsoft Exchange improperly handles objects in memory, aka "Microsoft Exchange Memory Corruption Vulnerability." This affects Microsoft Exchange Server. This CVE ID is unique from CVE-2018-8154.

Buffer Overflow

A remote code execution vulnerability exists when the Microsoft Malware Protection Engine does not properly s

CVE-2018-0986 8.8 - High - April 04, 2018

A remote code execution vulnerability exists when the Microsoft Malware Protection Engine does not properly scan a specially crafted file, leading to memory corruption, aka "Microsoft Malware Protection Engine Remote Code Execution Vulnerability." This affects Windows Defender, Windows Intune Endpoint Protection, Microsoft Security Essentials, Microsoft System Center Endpoint Protection, Microsoft Exchange Server, Microsoft System Center, Microsoft Forefront Endpoint Protection.

Memory Corruption

Microsoft Exchange Outlook Web Access (OWA) in Microsoft Exchange Server 2010 Service Pack 3 Update Rollup 20, Microsoft Exchange Server 2013 Cumulative Update 18, Microsoft Exchange Server 2013 Cumulative Update 19, Microsoft Exchange Server 2013 Service Pack 1, Microsoft Exchange Server 2016 Cumulative Update 7, and Microsoft Exchange Server 2016 Cumulative Update 8

CVE-2018-0940 6.5 - Medium - March 14, 2018

Microsoft Exchange Outlook Web Access (OWA) in Microsoft Exchange Server 2010 Service Pack 3 Update Rollup 20, Microsoft Exchange Server 2013 Cumulative Update 18, Microsoft Exchange Server 2013 Cumulative Update 19, Microsoft Exchange Server 2013 Service Pack 1, Microsoft Exchange Server 2016 Cumulative Update 7, and Microsoft Exchange Server 2016 Cumulative Update 8 allows an elevation of privilege vulnerability due to how links in the body of an email message are rewritten, aka "Microsoft Exchange Elevation of Privilege Vulnerability".

Microsoft Exchange Server 2010 Service Pack 3 Update Rollup 20, Microsoft Exchange Server 2013 Cumulative Update 18, Microsoft Exchange Server 2013 Cumulative Update 19, Microsoft Exchange Server 2013 Service Pack 1, Microsoft Exchange Server 2016 Cumulative Update 7, and Microsoft Exchange Server 2016 Cumulative Update 8

CVE-2018-0924 6.5 - Medium - March 14, 2018

Microsoft Exchange Server 2010 Service Pack 3 Update Rollup 20, Microsoft Exchange Server 2013 Cumulative Update 18, Microsoft Exchange Server 2013 Cumulative Update 19, Microsoft Exchange Server 2013 Service Pack 1, Microsoft Exchange Server 2016 Cumulative Update 7, and Microsoft Exchange Server 2016 Cumulative Update 8 allow an information disclosure vulnerability due to how URL redirects are handled, aka "Microsoft Exchange Information Disclosure Vulnerability". This CVE is unique from CVE-2018-0941.

Open Redirect

Microsoft Exchange Server 2016 Cumulative Update 7 and Microsoft Exchange Server 2016 Cumulative Update 8

CVE-2018-0941 5.5 - Medium - March 14, 2018

Microsoft Exchange Server 2016 Cumulative Update 7 and Microsoft Exchange Server 2016 Cumulative Update 8 allow an information disclosure vulnerability due to how data is imported, aka "Microsoft Exchange Information Disclosure Vulnerability". This CVE is unique from CVE-2018-0924.

The installation of 1ArcServe Backup and Inoculan AV client modules for Exchange create a log file, exchverify.log

CVE-1999-1322 - November 12, 1998

The installation of 1ArcServe Backup and Inoculan AV client modules for Exchange create a log file, exchverify.log, which contains usernames and passwords in plaintext.

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